On: Most demographers now predict that human population will plateau

And real poor people, not middle class westerners complaining about housing and student loans.

Poor people in Asia and Africa still have large families.

So did the Irish, until it wasn't necessary to have 9 kids for enough of them to make it through childhood to take over the family farm.

Yeah, much of the big family thing is a numbers game. You get 7 kids to be sure to have 2-3 surviving ones.